Rockwool Rainscreen Duo Slab (All Sizes) External Wall Insulation
Rockwool Rainscreen Duo Slab (All Sizes) External Wall Insulation
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Rockwool Rainscreen Duo Slab (All Sizes)

SKU: rwduo50

Est Delivery between and .

Order now and get free delivery on all Rockwool orders over £300 ex vat.

Estimated Delivery Time Of 7-10 Working Days

  • Dual-density insulation for resilience and adaptability
  • Seamless thermal performance with easy-fit design
  • Robust, weather-resistant slab for all climates

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These products are sold in pallet quantities only. Price Listed is per pallet. Please see pallet quantities below.

Thickness Coverage/Pack Pcs/Pack Packs Per Pallet
50mm 5.76 m2 8 12
75mm 4.32 m2 6 12
100mm 2.88 m2 4 16
125mm 2.16 m2 3 12
150mm 2.16 m2 3 16
180mm 1.44 m2 2 12


Introducing Rockwool Rainscreen Duo Slab, your ideal choice for top-tier insulation! Crafted with precision, these slabs boast a unique dual-density feature, making the outer layer sturdier to handle on-site challenges while maintaining a flexible inner face to adapt seamlessly to any substrate irregularities. With an easy-fit design around brackets and tight butt joints that knit together for continuous thermal performance, you can say goodbye to heat losses caused by gaps and joints. Plus, our specially added water-repelling agent and robust outer surface ensure that this slab is your go-to solution for harsh weather conditions. Expect outstanding wind resistance, water resistance, top-notch acoustic performance, and effective condensation control. Rockwool Rainscreen Duo Slab has got you covered, no matter the size – your reliable choice for all your insulation needs!

Key Features

  • Wind resistance
  • Water resistance
  • Acoustic performance
  • Condensation control
  • Dual-Density Insulation
  • Seamless Thermal Performance
  • Water-Repelling Agent
  • Ideal for Severe Climate


Frequently Asked Questions

What is the dual-density feature of Rockwool Rainscreen Duo Slab? The dual-density feature means that the outer layer of each slab is manufactured to a higher density than the rest of the product. This provides a robust outer surface for on-site durability and a resilient inner face to adapt to substrate irregularities.

How does the tight butt joint feature work? When the slabs are tightly butt-jointed, the fibers of adjacent slabs knit together, ensuring continuous thermal performance and eliminating heat losses that might occur through gaps and joints.

Is Rockwool Rainscreen Duo Slab water-resistant? Yes, these slabs have a water-repelling agent added during manufacturing, which, combined with the robust outer surface, prevents water transmission through the insulation layer. It's well-suited for use in conditions of severe climatic exposure.

What types of weather conditions can it withstand? Rockwool Rainscreen Duo Slab offers excellent wind resistance, water resistance, and condensation control. It can handle severe weather conditions effectively.

Is it suitable for sound insulation? Yes, it offers good acoustic performance, making it suitable for projects where sound insulation is important.

Can I use Rockwool Rainscreen Duo Slab for both residential and commercial projects? Absolutely, these slabs are versatile and can be used for both residential and commercial applications, providing reliable insulation in various settings.

How do I install Rockwool Rainscreen Duo Slab effectively? Proper installation is crucial for optimal performance. Follow the manufacturer's installation guidelines, and if you have specific questions, feel free to contact our customer support team for assistance.

What are the benefits of using Rockwool Rainscreen Duo Slab over other insulation products? Rockwool Rainscreen Duo Slab offers a unique combination of dual-density insulation, water resistance, and excellent thermal and acoustic performance. Its versatility and suitability for severe climatic conditions make it a preferred choice for many insulation projects.

Length 1200mm
Width 600mm
Thermal conductivity 0.035 W/mK
Brand Rockwool
Compliance BS EN 13162, ISO 14001
Reaction to fire Fire Properties A1 (BS EN 13501-1)
Water vapour resistance 5.9 MNs/gm

Est Delivery between and .

Delivery will always take place on a weekday (Mon - Fri).
For more information on delivery visit our delivery info page.

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